291248919

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{1367}}^1$

素因数の和:1996

約数の個数: 32

約数和(自身を含む): 465776640

約数和(自身を除く): 174527721

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 607, 1367, 1821, 4101, 5463, 7891, 12303, 16389, 17771, 23673, 36909, 53313, 71019, 159939, 213057, 479817, 829769, 2489307, 7467921, 10786997, 22403763, 32360991, 97082973, 291248919]

約数ペア:

[(1, 291248919), (3, 97082973), (9, 32360991), (13, 22403763), (27, 10786997), (39, 7467921), (117, 2489307), (351, 829769), (607, 479817), (1367, 213057), (1821, 159939), (4101, 71019), (5463, 53313), (7891, 36909), (12303, 23673), (16389, 17771)]